Assume you get a new job as a coach for a sports team, and one of your first decisions is tochoose

the sports drink that the team will use during practices and games. You obtain a SportsReport

magazine so you can use your statistical backgroundto help you make the bestdecision. The

following table lists the most popular sports drinks and some importantinformation about each of

them. Answer the following questions about the table.

DrinkCaloriesSodiumPotassiumCost ($)

Gatorade60110251.29

Powerade6877321.19

All Sport7555550.89

10-K6355350.79

Exceed6950441.59

1st Ade5858251.09

Hydra Fuel8523501.89

1.Would this be considered a small sample?

2.Compute the mean cost per container, and create a 90% confidence interval about that

mean. Do all the costs per container fall inside the confidence interval? If not, which ones do

not?

3.Are there any you would consider outliers?

4.How many degrees of freedom are there?

5.If cost is a major factor influencing your decision, would you consider cost per container or

cost per serving?

6.List which drink you would recommend and why.